:root {
  --bg: #0f1115;
  --bg-card: #171a21;
  --border: #262a33;
  --text: #e6e8eb;
  --muted: #8a8f98;
  --green: #2ec4b6;
  --red: #e94f37;
  --blue: #3f8efc;
  --yellow: #f4a261;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 24px; border-bottom: 1px solid var(--border);
  background: var(--bg-card);
}
.topbar .brand { font-weight: 700; color: var(--text); text-decoration: none; font-size: 18px; }
.topbar .user-link { margin-left: auto; color: var(--muted); text-decoration: none; }
.topbar .user-link:hover { color: var(--text); }
.topbar .logout { color: var(--muted); text-decoration: none; }

.account-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.inline-form { display: flex; gap: 8px; margin-top: 8px; }
.inline-form input { flex: 1; padding: 8px; background: var(--bg); border: 1px solid var(--border); border-radius: 6px; color: var(--text); }
.inline-actions { display: flex; gap: 8px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.inline-actions form { display: flex; gap: 6px; align-items: center; }

.backup-codes {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 14px 0;
  font-family: monospace;
}
.backup-codes code {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  padding: 8px; text-align: center; font-size: 14px; letter-spacing: 1px;
}
main { max-width: 1200px; margin: 0 auto; padding: 24px; }

.page-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }
.page-header h1 { margin: 4px 0; font-size: 22px; }
.muted { color: var(--muted); font-size: 13px; }
.back { color: var(--muted); text-decoration: none; font-size: 13px; }
.tenant-tag { font-size: 12px; background: var(--border); padding: 2px 8px; border-radius: 6px; margin-left: 8px; color: var(--muted); }

.btn {
  background: var(--blue); color: white; border: none; padding: 8px 14px;
  border-radius: 8px; cursor: pointer; font-size: 14px;
}
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: var(--red); }
.actions { display: flex; gap: 8px; }
.actions form { display: inline; }

.tenant-block { margin-bottom: 32px; }
.tenant-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.tenant-header h2 { font-size: 16px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.fw-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px; text-decoration: none; color: var(--text); display: block;
  transition: border-color .15s;
}
.fw-card:hover { border-color: var(--blue); }
.fw-card.offline { border-color: var(--red); }
.fw-card.inactive { opacity: 0.5; }
.fw-card-top { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.green { background: var(--green); }
.dot.red { background: var(--red); }
.dot.gray { background: var(--muted); }
.fw-card-metrics { display: flex; gap: 16px; }
.fw-card-metrics .label { display: block; font-size: 11px; color: var(--muted); }
.fw-card-metrics .val { font-size: 18px; font-weight: 600; }
.alert-badge {
  margin-top: 10px; display: inline-block; font-size: 11px;
  background: rgba(244,162,97,0.15); color: var(--yellow); padding: 3px 8px; border-radius: 6px;
}
.alert-badge.critical { background: rgba(233,79,55,0.15); color: var(--red); }

.empty { color: var(--muted); font-size: 14px; }

.alerts-panel { margin-bottom: 20px; display: flex; flex-direction: column; gap: 6px; }
.alert-row { background: var(--bg-card); border-left: 3px solid var(--yellow); padding: 8px 12px; border-radius: 6px; font-size: 13px; display: flex; gap: 10px; align-items: center; }
.alert-row.critical { border-left-color: var(--red); }
.alert-row .muted { margin-left: auto; }

.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.chart-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.chart-box.wide { grid-column: 1 / -1; }
.chart-box h3 { margin-top: 0; font-size: 14px; color: var(--muted); font-weight: 500; }

.modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); align-items: center; justify-content: center; }
.modal.open { display: flex; }
.modal-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 22px; width: 360px; }
.modal-box h3 { margin-top: 0; }
.modal-box label { display: block; margin-top: 10px; font-size: 12px; color: var(--muted); }
.modal-box input[type=text], .modal-box input[type=number], .modal-box input[type=password] {
  width: 100%; padding: 8px; margin-top: 4px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text);
}
.modal-actions { margin-top: 16px; display: flex; justify-content: flex-end; gap: 8px; }

.flashes { margin-bottom: 16px; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: 14px; }
.flash.ok { background: rgba(46,196,182,0.15); color: var(--green); }
.flash.error { background: rgba(233,79,55,0.15); color: var(--red); }

.login-box {
  max-width: 340px; margin: 80px auto; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; text-align: center;
}
.login-box h1 { font-size: 20px; }
.login-box form { text-align: left; margin-top: 16px; }
.login-box label { display: block; font-size: 12px; color: var(--muted); margin-top: 10px; }
.login-box input { width: 100%; padding: 9px; margin-top: 4px; background: var(--bg); border: 1px solid var(--border); border-radius: 6px; color: var(--text); }
.login-box button { width: 100%; margin-top: 16px; }
.login-box .hint { font-size: 12px; color: var(--muted); margin-top: 14px; }
.tag.critical { background: rgba(233,79,55,0.15); color: var(--red); padding: 2px 8px; border-radius: 6px; font-size: 12px; margin-left: 8px; }

@media (max-width: 700px) {
  .chart-grid { grid-template-columns: 1fr; }
}